GIS Dictionary

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  1. [digital image processing] A raster dataset composed of two or more merged raster datasets—for example, one image created by merging several individual images or photographs of adjacent areas. Media/mosaic.gif
  2. [visualization] Maps of adjacent areas with the same spatial reference and scale whose boundaries have been matched and dissolved.
  3. [graphics (map display)] When discussing photos or images, an image composed of multiple individual photographs or images of adjacent areas merged into a single photograph or image without gaps. For photographs, it is called a photomosaic, and for images, it is called an image mosaic. When discussing landscapes, the entire set of landscape patches that cover a region.

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